Rational and Irrational Numbers (Grade 8)
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Rational and Irrational Numbers
1.
All real numbers are rational.
- True
- False
2.
All rational numbers can be expressed as terminating decimals.
- True
- False
3.
All rational numbers are real.
- True
- False
4.
All non-terminating decimals are irrational numbers.
- True
- False
5.
[math]pi[/math] is a rational number.
- True
- False
6.
Irrational numbers include natural numbers, whole numbers, and integers.
- True
- False
7.
Identify the set of numbers that best describes the situation.
the cost of an item at a store
the cost of an item at a store
- rational numbers
- whole numbers
- integers
- irrational numbers
8.
Which of the following best describes [math]- sqrt3[/math]?
- whole and irrational
- whole and rational
- real and irrational
- real and rational
9.
[math]{-5, -0.3, 0, 2, 3/4, pi, 10}[/math][math][/math]
List all the numbers that are irrational.
List all the numbers that are irrational.
10.
[math]{-sqrt5, 0, -0.001, 1/3, pi, -7}[/math][math][/math]
List all the numbers that are rational.
List all the numbers that are rational.
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